Keithley 224
The Keithley 224 is a programmable current source.
Key Specifications
Current | ±101.00 mA in 50 μA steps down to ±19.995 µA in 5 nA steps (decade ranges) |
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Voltage | Programmable limit, bipolar, 1 V to 105 V in 1 V steps |
Output impedance | >1012 Ω (10 µA range) // <20 pF |
Features | manual or automatic increment/decrement, selectable dwell times, external Trigger input and output, four TTL I/O lines, GPIB |
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